Get the unmistakable signature Vance & Hines end treatment in a slip-on muffler with the 3" Round Twin Slash Slip-On Mufflers. Available for select Harley-Davidson 2014-2022 XL models (except 2021-2022 Sportster S and 2022 Nightster), featuring their innovative PCX Technology, which integrates chambered high-flow catalysts for improved torque across the powerband along with a nice throaty tone whether you are cruising the boulevard or carving the canyons.